public class Cat {
    String name;
    int age;
    float weight;

    public void eat() {
        System.out.println(name + "正在吃饭");
    }
    public void sleep(){
        System.out.println(name+"正在睡觉");
    }
    void mimi(){
        System.out.println(name+"喵喵叫");
    }
}
